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1. 发明授权

US11857084B2 Chair with pivoting seat and backrest 有权
公开(公告)号：US11857084B2
公开(公告)日：2024-01-02
申请号：US17696939
申请日：2022-03-17
申请人： Pro-Cord S.p.A.
发明人： Giancarlo Piretti
IPC分类号： A47C7/44
CPC分类号： A47C7/44
摘要： A chair includes a frame having a front transverse element defining a first hinging axis and a rear transverse element defining a second hinging axis; a seat having a front section hinged with the frame about the first hinging axis; and a backrest hinged with the frame about the second hinging axis, wherein the backrest includes a backrest support having a bottom transverse element defining a third hinging axis, and wherein the backrest support is hinged with a rear section of the seat about the third hinging axis.

2. 发明授权

US09913537B2 Folding chair 有权
公开(公告)号：US09913537B2
公开(公告)日：2018-03-13
申请号：US15156219
申请日：2016-05-16
申请人： PRO-CORD S.p.A.
发明人： Giancarlo Piretti
IPC分类号： A47C4/04 , A47C4/24 , A47C5/10
CPC分类号： A47C4/04 , A47C4/24 , A47C5/10
摘要： A folding chair comprising a seat and a backrest carried by a folding structure, wherein the folding structure comprises a first structure defining a pair of front legs and a second structure defining a pair of rear legs, articulated to each other about a transverse axis by means of a pair of joints and movable relative to one another between an open position and a closed position, wherein the first structure comprises two first side elements and the second structure comprises two second side elements and wherein each of said joints comprises a first half-joint fixed to a respective first side element and a second half-joint fixed to a respective second side element, wherein the first and the second half-joints are rotatable relative to one another about said transverse axis, wherein the first structure comprises a pair of rods mounted within respective first side elements and movable between a raised position and a lowered position.

3. 发明授权

US09826838B2 Chair with elastically-deformable seat and/or backrest 有权
公开(公告)号：US09826838B2
公开(公告)日：2017-11-28
申请号：US15157483
申请日：2016-05-18
申请人： PRO-CORD S.p.A.
发明人： Giancarlo Piretti
IPC分类号： A47C5/04 , A47C7/44 , A47C5/12 , A47C5/06 , A47C7/00 , A47C7/14 , A47C7/16 , A47C7/40
CPC分类号： A47C7/44 , A47C5/04 , A47C5/06 , A47C7/002 , A47C7/14 , A47C7/16 , A47C7/40
摘要： A chair comprising: a metal frame formed by a plurality of metal elements, including a seat portion having two seat support elements and a backrest portion having two backrest support elements extending upwardly from the seat portion, a flexible backrest panel and/or a flexible seat panel of plastic material having two lateral hollow portions into which respective support elements are inserted, wherein, in a rest condition, there is a transverse clearance between outer edges of said lateral hollow portions and the respective support elements and wherein, in a deformed condition of the flexible backrest panel and/or flexible seat panel said transverse clearance is reduced to zero.

4. 发明授权

US09462892B2 Chair with a tilting backrest 有权
标题翻译：带倾斜靠背的椅子
公开(公告)号：US09462892B2
公开(公告)日：2016-10-11
申请号：US14691401
申请日：2015-04-20
申请人： PRO-CORD S.p.A.
发明人： Giancarlo Piretti
IPC分类号： A47C7/44
CPC分类号： A47C7/443
摘要： A chair comprising: a base structure, a seat fixed to the base structure, a backrest, and a pair of oscillation joints which connect the backrest to the seat or to the base structure so as to allow tilting of the backrest around a transverse axis between a rest position and a backwardly tilted position, wherein each of said oscillation joints comprises: an essentially L-shaped rigid support a rigid lever articulated to the rigid support, and having a first and a second lever arm located on opposite sides with respect to the articulation axis, and an elastic device comprising a telescopic element and a compression spring, wherein the elastic device applies an elastic force between said rigid support and said first lever arm and wherein said second lever arm protrudes outwards from said rigid support and is fixed to a corresponding side edge of the backrest.
摘要翻译：一种椅子，包括：基座结构，固定到基座结构的座椅，靠背以及将靠背连接到座椅或基座结构的一对摆动接头，以便允许靠背围绕横向轴线倾斜休息位置和向后倾斜位置，其中每个所述摆动接头包括：基本上L形的刚性支撑件，铰接到刚性支撑件的刚性杆，并且具有位于相对于所述刚性支撑件的相对侧上的第一和第二杠杆臂铰接轴线以及包括伸缩元件和压缩弹簧的弹性装置，其中所述弹性装置在所述刚性支撑件和所述第一杠杆臂之间施加弹性力，并且其中所述第二杠杆臂从所述刚性支撑件向外突出并固定到靠背的相应侧边缘。

5. 外观设计

USD764849S1 Chair 有权
公开(公告)号：USD764849S1
公开(公告)日：2016-08-30
申请号：US29524496
申请日：2015-04-21
申请人： Pro-Cord S.p.A.
设计人： Giancarlo Piretti

6. 再颁专利

USRE46717E1 Chair with a pivoting backrest 有权
公开(公告)号：USRE46717E1
公开(公告)日：2018-02-20
申请号：US14984863
申请日：2015-12-30
申请人： PRO-CORD S.p.A.
发明人： Giancarlo Piretti
IPC分类号： B60N2/02 , A47C7/44
CPC分类号： A47C7/44 , A47C7/443
摘要： A chair having a fixed support structure including two side uprights, a backrest having two side portions, and a pair of elastic joints connecting said side portions of the backrest to said side uprights, wherein each of said elastic joints comprises: a bushing fixed to a respective side upright, a helical spring having a longitudinal axis, the helical spring having an upper end resting against a front wall of the bushing, a compression member resting against a lower end of the spring, an upper attachment fixed to a corresponding side portion of the backrest, and a rigid connecting rod having an upper end and a lower end.

7. 发明授权

US11197552B2 Flexible backrest for a folding chair, and folding chair comprising this backrest 有权
公开(公告)号：US11197552B2
公开(公告)日：2021-12-14
申请号：US16920899
申请日：2020-07-06
申请人： Pro-Cord S.p.A.
发明人： Giancarlo Piretti
IPC分类号： A47C4/00 , A47C4/02 , A47C4/28 , A47C5/12 , A47C7/46 , A47C7/44 , A47C4/04
摘要： A flexible backrest for a folding chair includes a flexible backrest panel which can assume a curved configuration of use and an extended storage configuration. The flexible backrest panel has a support surface having a concave shape in a cross-section in a horizontal plane, and a convex shape in a cross-section in a vertical plane; and the flexible backrest panel has a plurality of vertical through-slits forming a plurality of vertical slats.

8. 发明授权

US08998321B2 Chair with a pivoting backrest 有权
标题翻译：带旋转靠背的椅子
公开(公告)号：US08998321B2
公开(公告)日：2015-04-07
申请号：US14275695
申请日：2014-05-12
申请人： PRO-CORD S.p.A.
发明人： Giancarlo Piretti
IPC分类号： B60N2/02 , A47C7/44
CPC分类号： A47C7/44 , A47C7/443
摘要： A chair having a fixed support structure including two side uprights, a backrest having two side portions, and a pair of elastic joints connecting said side portions of the backrest to said side uprights, wherein each of said elastic joints comprises: a bushing fixed to a respective side upright, a helical spring having a longitudinal axis, the helical spring having an upper end resting against a front wall of the bushing, a compression member resting against a lower end of the spring, an upper attachment fixed to a corresponding side portion of the backrest, and a rigid connecting rod having an upper end and a lower end.
摘要翻译：一种具有固定的支撑结构的椅子，包括两个侧立柱，具有两个侧部的靠背和将所述靠背的所述侧部连接到所述侧立柱的一对弹性接头，其中每个所述弹性接头包括：固定到相应的侧面垂直，具有纵向轴线的螺旋弹簧，所述螺旋弹簧具有抵靠所述衬套的前壁的上端，抵靠所述弹簧的下端的压缩构件，固定到所述弹簧的相应侧部的上部附件靠背，以及具有上端和下端的刚性连杆。

9. 外观设计

USD694033S1 Folding chair 有权
公开(公告)号：USD694033S1
公开(公告)日：2013-11-26
申请号：US29435710
申请日：2012-10-26
申请人： Pro-Cord S.p.A.
设计人： Giancarlo Piretti

10. 发明授权

US10470575B2 Folding chair 有权
公开(公告)号：US10470575B2
公开(公告)日：2019-11-12
申请号：US16039871
申请日：2018-07-19
申请人： Pro-Cord S.p.A.
发明人： Giancarlo Piretti
IPC分类号： A47C4/10 , A47C4/20
摘要： A folding chair comprising: a first structure including a pair of front legs and a backrest, a second structure including a pair of rear legs movable with respect to the first structure between an open position and a closed position, and a seat movable about an articulation axis between a lowered position and a raised position, wherein the seat comprises: a support frame pivoting about said articulation axis between a lowered position and a raised position, a seating element movable with respect to the support frame along a direction transverse with respect to said articulation axis, and at least one transmission mechanism configured to move the seating element along said direction between a first position corresponding to the lowered position of the support frame and a second position corresponding to the raised position of the support frame.

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